Quadro P400 and Radeon HD 6450 GDDR5 - video card comparison
Quadro P400
Radeon HD 6450 GDDR5
Architecture
Pascal (2016−2021)
Terascale 2 (2009−2015)
GPU code name
GP107
Caicos
Market segment
Workstation
Desktop
Release date
February 2017
April 2011
Interface
PCIe 3.0 x16
-
Supplementary power connectors
None
-
Boost clock speed
1252 MHz
-
Core clock speed
1228 MHz
750 MHz
Floating-point performance
679.9 gflops
-
Manufacturing process technology
14 nm
40 nm
Number of transistors
3,300 million
-
Pipelines / CUDA cores
256
160
Power consumption (TDP)
30 Watt
27 Watt
Texture fill rate
20.03
-
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
1 GB
Memory bus width
64 Bit
64 Bit
Memory clock speed
4008 MHz
900 MHz
Memory bandwidth
32.06 GB/s
-
Shared memory
-
-
Display Connectors
3x mini-DisplayPort
-
DirectX
12 (12_1)
11
CUDA
6.1
-
OpenCL
1.2
-
OpenGL
4.6
-
Shader Model
6.4
-
Vulkan
1.2.131
-